import time
import random

print("----------------------------")
print("Coinflip")
print("")

coins = 10

while True:
    print("You have " + str(coins) + " coins.")

    choice = input("Choose heads or tails: ").lower()

    if choice != "heads" and choice != "tails":
        print("Invalid choice. Please choose heads or tails.")
        continue

    bet = int(input("Enter the amount to bet: "))

    if bet <= 0 or bet > coins:
        print("Invalid bet amount.")
        continue

    coin_flip = random.choice(["heads", "tails"])
    print("Flipping the coin...")

    time.sleep(1) 
    print("The result is " + coin_flip + "!")

    if coin_flip == choice:
        print("Congratulations! You win " + str(bet) + " coins.")
        coins += bet
    else:
        print("Sorry, you lose " + str(bet) + " coins.")
        coins -= bet

    print("")

    if coins >= 1000:
        print("Pls dont play anymore or we will be out of money.")

    if coins <= 0:
        print("You have run out of coins. Game over.")
        break

    play_again = input("Do you want to play again? (yes/no): ").lower()

    if play_again != "yes":
        print("Thank you for playing!")
        break

    print("")